signal-desktop/ts/components/emoji/Emoji.tsx
2019-05-24 17:03:13 -07:00

43 lines
1.1 KiB
TypeScript

import * as React from 'react';
import classNames from 'classnames';
import { getSheetCoordinates, SkinToneKey } from './lib';
export type OwnProps = {
inline?: boolean;
shortName: string;
skinTone?: SkinToneKey | number;
size?: 16 | 20 | 28 | 32 | 64 | 66;
};
export type Props = OwnProps &
Pick<React.HTMLProps<HTMLDivElement>, 'style' | 'className'>;
export const Emoji = React.memo(
React.forwardRef<HTMLDivElement, Props>(
(
{ style = {}, size = 28, shortName, skinTone, inline, className }: Props,
ref
) => {
const [sheetX, sheetY] = getSheetCoordinates(shortName, skinTone);
const x = -(size * sheetX);
const y = -(size * sheetY);
return (
<div
ref={ref}
className={classNames(
'module-emoji',
`module-emoji--${size}px`,
inline ? 'module-emoji--inline' : null,
className
)}
style={{
...style,
backgroundPositionX: `${x}px`,
backgroundPositionY: `${y}px`,
}}
/>
);
}
)
);